gold/ChangeLog

   1 2019-09-20  Alan Modra  <amodra@gmail.com>
   2
   3         * powerpc.cc (Target_powerpc::Scan::check_non_pic): Move REL24
   4         to 32-bit supported.
   5
   6 2019-09-18  Simon Marchi  <simon.marchi@polymtl.ca>
   7
   8         * testsuite/Makefile.in: Re-generate.
   9
  10 2019-09-09  Phil Blundell  <pb@pbcl.net>
  11
  12         binutils 2.33 branch created.
  13
  14 2019-08-16  Martin Liska  <mliska@suse.cz>
  15
  16         PR ld/24912
  17         * object.cc (big_endian>::do_layout): Do not report error,
  18         but only set a flag.
  19         (big_endian>::do_add_symbols): Report error only for when
  20         relocatable.
  21
  22 2019-08-02  Alan Modra  <amodra@gmail.com>
  23
  24         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Set
  25         flags for new relocations, and some missing older relocs.
  26         (Target_powerpc::Scan::local): Handle new pcrel tls relocs.
  27         Call set_has_static_tls for tprel relocs.
  28         (Target_powerpc::Scan::global): Likewise.
  29         (Target_powerpc::Relocate::relocate): Handle new pcrel tls relocs.
  30
  31 2019-08-02  Alan Modra  <amodra@gmail.com>
  32
  33         * powerpc.cc (Powerpc_relocate_functions::rela, rela_ua): Perform
  34         signed right shift for signed overflow check.
  35
  36 2019-07-29  Martin Liska  <mliska@suse.cz>
  37
  38         PR 24768
  39         * layout.h (class Layout): Add is_lto_slim_object and
  40         set_lto_slim_object.
  41         * object.cc (struct lto_section): Add lto_slim_object_.
  42         (big_endian>::do_layout): Parse content of
  43         .gnu_lto_.lto section.
  44         (big_endian>::do_add_symbols): Report error for a missing
  45         LTO plugin.
  46
  47 2019-07-13  Alan Modra  <amodra@gmail.com>
  48
  49         * powerpc.cc (xlate_pcrel_opt): New function.
  50         (Target_powerpc::Relocate::relocate): Optimise PCREL34 and
  51         GOT_PCREL34 sequences marked with PCREL_OPT.
  52
  53 2019-07-13  Alan Modra  <amodra@gmail.com>
  54
  55         * powerpc.cc (Powerpc_relobj::make_got_relative): New function.
  56         (relative_value_is_known): New functions.
  57         (Target_powerpc::Relocate::relocate): Edit code using
  58         GOT16_HA, GOT16_LO_DS, and GOT_PCREL34 relocs.
  59
  60 2019-07-13  Alan Modra  <amodra@gmail.com>
  61
  62         * powerpc.cc (Target_powerpc): Add powerxx_stubs_ and accessor
  63         functions.
  64         (Target_powerpc::maybe_skip_tls_get_addr_call): Handle PLT_PCREL34
  65         and PLT_PCREL34_NOTOC relocs.
  66         (Powerpc_relocate_functions): Add addr34, addr34_hi, addr34_ha,
  67         addr28, addr16_higher34, addr16_highera34, addr16_highest34,
  68         addr16_highest34a functions.
  69         (li_11_0, ori_11_11_0, sldi_11_11_34): Define.
  70         (paddi_12_pc, pld_12_pc, pnop): Define.
  71         (d34, ha34): New inline functions.
  72         (Stub_table::add_plt_call_entry): Handle powerxx_stubs.
  73         (Stub_table::add_eh_frame): Likewise.
  74         (build_powerxx_offset): New function.
  75         (Stub_table::plt_call_size): Handle powerxx_stubs.
  76         (Stub_table::branch_stub_size): Likewise.
  77         (Stub_table::do_write): Likewise.
  78         (Target_powerpc::Scan::get_reference_flags): Handle new relocs.
  79         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc: Likewise.
  80         (Target_powerpc::Scan::local, global, relocate): Likewise.
  81
  82 2019-07-13  Alan Modra  <amodra@gmail.com>
  83
  84         * ehframe.cc (Fde::operator==): Delete.
  85         (Cie::remove_fde): Delete.
  86         (Eh_frame::remove_ehframe_for_plt): Delete fde_data and fde_length
  87         parameters.  Remove all post-map plt FDEs.
  88         * ehframe.h (Fde:post_map): Make const, add variant to compare plt.
  89         (Fde::operator==): Delete.
  90         (Cie::remove_fde): Implement here.
  91         (Cie::last_fde): New accessor.
  92         (Eh_frame::remove_ehframe_for_plt): Update prototype.
  93         * layout.cc (Layout::remove_eh_frame_for_plt): Delete fde_data and
  94         fde_length parameters.
  95         * layout.h (Layout::remove_eh_frame_for_plt): Update prototype.
  96         * powerpc.cc (Stub_table::tls_get_addr_opt_bctrl_): Delete.
  97         (Stub_table::plt_fde_len_, plt_fde_, init_plt_fde): Delete.
  98         (Stub_table::add_plt_call_entry): Don't set tls_get_addr_opt_bctrl_.
  99         (eh_advance): New function.
 100         (stub_sort): New function.
 101         (Stub_table::add_eh_frame): Emit eh_frame for notoc plt calls and
 102         branches as well as __tls_get_addr_opt plt call stub.
 103         (Stub_table::remove_eh_frame): Update to suit.
 104
 105 2019-07-13  Alan Modra  <amodra@gmail.com>
 106
 107         * powerpc.cc (Target_powerpc::maybe_skip_tls_get_addr_call): Handle
 108         notoc calls.
 109         (is_branch_reloc): Template on size.  Return true for REL24_NOTOC.
 110         Update all callers.
 111         (max_branch_delta): Likewise.
 112         (Target_powerpc::Branch_info::make_stub): Add a stub for notoc
 113         calls to functions needing a valid toc pointer.
 114         (Target_powerpc::do_relax): Layout stubs again if any need resize.
 115         (add_12_11_12, addi_12_11, addis_12_11, ldx_12_11_12, ori_12_12_0),
 116         (oris_12_12_0, sldi_12_12_32): Define.
 117         (Stub_table::Plt_stub_ent): Add notoc_ and iter_ fields.
 118         (Stub_table::Branch_stub_key, Branch_stub_key_hash): Rename from
 119         Branch_stub_ent and Branch_stub_ent hash.  Remove save_res_ from key.
 120         (Stub_table::Branch_stub_ent): New struct.
 121         (class Stub_table): Add need_resize and resizing vars.
 122         (Stub_table::need_resize, branch_size): New accessors.
 123         (Stub_table::set_resizing): New function.
 124         (Stub_table::add_plt_call_entry): Handle notoc calls and resizing
 125         on seeing such or a tocsave stubs after a normal stub using the
 126         same sym.
 127         (Stub_table::add_long_branch_entry): Similarly.
 128         (Stub_table::find_long_branch_entry): Return a Branch_stub_ent*.
 129         (Stub_table::define_stub_syms): Adjust
 130         (Stub_table::build_tls_opt_head, build_tls_opt_tail): New functions.
 131         (build_notoc_offset): New function.
 132         (Stub_table::plt_call_size): Move out of line.  Handle notoc calls.
 133         (Stub_table::branch_stub_size): Similarly.
 134         (Stub_table::do_write): Separate loop for ELFv2 stubs, handling
 135         notoc calls.  Simplify ELFv1 loop.  Output notoc branch stubs.
 136         Use build_tls_opt_head and build_tls_opt_tail.
 137         (Target_powerpc::Scan::get_reference_flags): Handle REL24_NOTOC.
 138         (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise,
 139         and PLTSEQ_NOTOC and PLTCALL_NOTOC.
 140         (Target_powerpc::Scan::local, global, relocate): Likewise.
 141
 142 2019-06-28  Alan Modra  <amodra@gmail.com>
 143
 144         * powerpc.cc (Target_powerpc::Relocate::relocate): Don't look
 145         at next/previous reloc when relnum is -1.
 146
 147 2019-06-28  Alan Modra  <amodra@gmail.com>
 148
 149         * powerpc.cc (Stub_table::plt_error): New function.
 150         (Stub_table::do_write): Use it.
 151         (Output_data_glink::do_write): Don't segfault emitting linkage
 152         table error.
 153
 154 2019-06-28  Alan Modra  <amodra@gmail.com>
 155
 156         * powerpc.cc (Target_powerpc::Scan::get_reference_flags): Handle
 157         REL16_HIGH* relocs.
 158         (Target_powerpc::Scan::local): Likewise.
 159         (Target_powerpc::Scan::global): Likewise.
 160         (Target_powerpc::Relocate::relocate): Likewise.
 161
 162 2019-06-10  Martin Liska  <mliska@suse.cz>
 163
 164         * errors.h: Include string.
 165
 166 2019-05-10  Joshua Oreman  <oremanj@hudson-trading.com>
 167
 168         PR gold/21066
 169         * gc.h (gc_process_relocs): Track relocations in .eh_frame sections
 170         when ICF is enabled, even though the .eh_frame sections themselves
 171         are not foldable.
 172         * icf.cc (get_section_contents): Change arguments to permit operation
 173         on just part of a section. Include extra identity regions in the
 174         referring section's contents recursively.
 175         (match_sections): Lock object here instead of in get_section_contents
 176         so that get_section_contents can operate recursively.
 177         (Icf::add_ehframe_links): New method.
 178         (Icf::find_identical_sections): Pass .eh_frame sections to
 179         add_ehframe_links(). Increase default iteration count from 2 to 3
 180         because handling exception info typically requires one extra iteration.
 181         * icf.h (Icf::extra_identity_list_): New data member with accessor.
 182         (is_section_foldable_candidate): Include .gcc_except_table sections.
 183         * options.h: Update documentation for new default ICF iteration count.
 184         * testsuite/Makefile.am (icf_test_pr21066): New test case.
 185         * testsuite/Makefile.in: Regenerate.
 186         * testsuite/icf_test_pr21066.cc: New source file.
 187         * testsuite/icf_test_pr21066.sh: New test script.
 188
 189 2019-02-19  Egeyar Bagcioglu  <egeyar.bagcioglu@oracle.com>
 190
 191      PR gold/23870
 192      * aarch64.cc (Target_aarch64::Scan::global): Check if a symbol with
 193      R_AARCH64_MOVW_.ABS_* relocations requires a PLT entry.
 194      * testsuite/Makefile.am: Add aarch64_pr23870 test case.
 195      * testsuite/Makefile.in: Regenerate.
 196      * testsuite/aarch64_pr23870_bar.c: New file.
 197      * testsuite/aarch64_pr23870_foo.c: New file.
 198      * testsuite/aarch64_pr23870_main.S: New file.
 199
 200 2019-02-12  Nick Clifton  <nickc@redhat.com>
 201
 202         * po/fr.po: Updated French translation.
 203
 204 2019-01-21  Nick Clifton  <nickc@redhat.com>
 205
 206         * po/uk.po: Updated Ukranian translation.
 207
 208 2019-01-19  Nick Clifton  <nickc@redhat.com>
 209
 210         * po/gold.pot: Regenerate.
 211
 212 2018-06-24  Nick Clifton  <nickc@redhat.com>
 213
 214         2.32 branch created.
 215
 216 2019-01-09  Andrew Paprocki  <andrew@ishiboo.com>
 217
 218         * configure: Regenerate.
 219
 220 2019-01-01  Alan Modra  <amodra@gmail.com>
 221
 222         Update year range in copyright notice of all files.
 223
 224 For older changes see ChangeLog-2018
 225 \f
 226 Copyright (C) 2019 Free Software Foundation, Inc.
 227
 228 Copying and distribution of this file, with or without modification,
 229 are permitted in any medium without royalty provided the copyright
 230 notice and this notice are preserved.
 231
 232 Local Variables:
 233 mode: change-log
 234 left-margin: 8
 235 fill-column: 74
 236 version-control: never
 237 End: